var topJs = {
		
		immediately:function() {

			var dom = this;

			//live800客服软件
			dom.live800();
			
			//登录注销按钮样式
			$(".sign_img").mouseover(function(){
				$(this).attr("src",host_address+"/UI/images/header/sign1.png");
			});
			$(".register_img").mouseover(function(){
				$(this).attr("src",host_address+"/UI/images/header/register1.png");
			});
			$(".sign_img").mouseout(function(){
				$(this).attr("src",host_address+"/UI/images/header/sign.png");
			});
			$(".register_img").mouseout(function(){
				$(this).attr("src",host_address+"/UI/images/header/register.png");
			});
			
			//购物车
			$("#myshopcart").mouseover(function(){
				dom.refreshShopCartNum();	
			});
			
			//注销用户
			$('#btn_logout').bind('click',function(){
				location.href = "login.html";
			});
			
		},
		
		//购物车显示
		refreshShopCartNum:function(){
			
		},
		

		//人工服务
		live800:function() {
			$(".contact_customer_fun").click(function(){
				$(".back-to-top #live800iconlink").click();
			});
		}
}